ES357387A1 - Procedimiento para la preparacion de nuevos 16,17-(metilenosustituidos)-esteroides. - Google Patents

Procedimiento para la preparacion de nuevos 16,17-(metilenosustituidos)-esteroides.

Info

Publication number
ES357387A1
ES357387A1 ES357387A ES357387A ES357387A1 ES 357387 A1 ES357387 A1 ES 357387A1 ES 357387 A ES357387 A ES 357387A ES 357387 A ES357387 A ES 357387A ES 357387 A1 ES357387 A1 ES 357387A1
Authority
ES
Spain
Prior art keywords
steroids
alpha
introduction
keto
methylene
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
ES357387A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Organon Laboratories Ltd
Original Assignee
Organon Laboratories Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Organon Laboratories Ltd filed Critical Organon Laboratories Ltd
Publication of ES357387A1 publication Critical patent/ES357387A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J53/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton has been modified by condensation with a carbocyclic rings or by formation of an additional ring by means of a direct link between two ring carbon atoms, including carboxyclic rings fused to the cyclopenta(a)hydrophenanthrene skeleton are included in this class

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)
ES357387A 1967-08-25 1968-08-20 Procedimiento para la preparacion de nuevos 16,17-(metilenosustituidos)-esteroides. Expired ES357387A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB39169/67A GB1244604A (en) 1967-08-25 1967-08-25 Substituted methylene steroids and their preparation
GB40116/67A GB1247335A (en) 1967-08-25 1967-09-01 Substituted methylene steroids and their preparation

Publications (1)

Publication Number Publication Date
ES357387A1 true ES357387A1 (es) 1970-03-01

Family

ID=26264026

Family Applications (1)

Application Number Title Priority Date Filing Date
ES357387A Expired ES357387A1 (es) 1967-08-25 1968-08-20 Procedimiento para la preparacion de nuevos 16,17-(metilenosustituidos)-esteroides.

Country Status (6)

Country Link
US (1) US3538130A (es)
DE (1) DE1793270A1 (es)
ES (1) ES357387A1 (es)
FR (1) FR1605323A (es)
GB (2) GB1244604A (es)
NL (1) NL6811817A (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3878228A (en) * 1969-08-20 1975-04-15 Merck Patent Gmbh Steps for the preparation of 9{60 -fluoro-16-methylene-prednisolone or -prednisonone and 21-esters thereof
US4232013A (en) * 1977-12-03 1980-11-04 Lark S.P.A. 16,17-Pyrazolino- and 16,17-isopyrazolino-1,4-pregnadiene derivatives
AU1331097A (en) * 1995-12-20 1997-07-14 Schering Corporation Process for preparation of 9,11beta-epoxide steroids

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH390912A (de) * 1958-03-19 1965-04-30 Merck & Co Inc Verfahren zur Herstellung von 16-Alkyl-9a-halogen-11B,17a,21-trioxy-4-pregnen-3,20-dion-21-acylat-Verbindungen

Also Published As

Publication number Publication date
NL6811817A (es) 1969-02-27
FR1605323A (es) 1974-08-02
DE1793270A1 (de) 1972-02-17
GB1247335A (en) 1971-09-22
GB1244604A (en) 1971-09-02
US3538130A (en) 1970-11-03

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